:root {
  --background-color: #ffffff;
  --text-color: #1a1a1a;
  --border-color: #e0d8cc;
  --muted-color: #888;
  --accent-color: #7b4f2e;
  --accent-bg: #fdf5ee;
  --content-width: 100%;
  --content-padding: 40px;
  --navbar-height: 60px;
}

* {
  box-sizing: border-box;
}

body {
  background-color: var(--background-color);
  color: var(--text-color);
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Helvetica, Arial, sans-serif;
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
}

a {
  color: var(--text-color);
  text-decoration: none;
}

/* Sidebar */
.sidebar {
  position: fixed;
  top: var(--navbar-height);
  left: 0;
  width: 240px;
  height: calc(100vh - var(--navbar-height));
  background: var(--background-color);
  border-right: 1px solid var(--border-color);
  padding: 0;
  overflow-y: auto;
  z-index: 5;
}

.sidebar-nav {
  display: flex;
  flex-direction: column;
  padding: 1em 0;
}

.sidebar-link {
  display: block;
  padding: 0.6em 1.2em;
  font-size: 0.85em;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-color);
  text-decoration: none;
  transition: background 0.15s ease;
}

.sidebar-link:hover {
  background: var(--accent-bg);
}

.sidebar-section {
  border-bottom: 1px solid var(--border-color);
}

.sidebar-sublink {
  display: block;
  padding: 0.35em 1.2em 0.35em 2.2em;
  font-size: 0.78em;
  color: #666;
  text-decoration: none;
  transition: background 0.15s ease;
}

.sidebar-sublink:hover {
  background: var(--accent-bg);
  color: var(--text-color);
}

.sidebar-active {
  background: var(--accent-bg);
  color: var(--accent-color);
  font-weight: 600;
}

details.sidebar-section {
  border-bottom: 1px solid var(--border-color);
}

details.sidebar-section > summary {
  cursor: pointer;
  list-style: none;
}

details.sidebar-section > summary::-webkit-details-marker {
  display: none;
}

details.sidebar-section > summary::after {
  content: '›';
  float: right;
  margin-right: 1.2em;
  transition: transform 0.15s ease;
}

details.sidebar-section[open] > summary::after {
  transform: rotate(90deg);
}

/* Navbar */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--navbar-height);
  padding: 0 var(--content-padding);
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--border-color);
  background: var(--background-color);
  z-index: 10;
}

.navbar-left {
  display: flex;
  align-items: center;
  gap: 1em;
}

.sidebar-toggle {
  background: none;
  border: 1px solid var(--border-color);
  font-size: 1em;
  cursor: pointer;
  color: var(--text-color);
  padding: 0.3em 0.6em;
  font-family: inherit;
  transition: border-color 0.2s ease;
}

.sidebar-toggle:hover {
  border-color: var(--accent-color);
}

.sidebar-collapsed .sidebar {
  display: none;
}

.sidebar-collapsed .navbar {
  left: 0;
}

.navbar-name {
  font-size: 0.85em;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.navbar a {
  color: var(--text-color);
  text-decoration: none;
}

.navbar-subtitle {
  font-size: 0.7em;
  color: var(--muted-color);
  letter-spacing: 0.08em;
}

/* Dashboard */
.dashboard-container {
  max-width: 860px;
  margin: 0 auto;
  padding: calc(var(--navbar-height) + 2em) var(--content-padding) 4em;
  margin-left: 240px;
}

.dashboard-title {
  font-size: 2em;
  font-weight: 700;
  line-height: 1.2;
  margin: 0 0 0.4em 0;
}

.dashboard-subtitle {
  font-size: 0.95em;
  color: #555;
  margin: 0 0 2em 0;
  line-height: 1.6;
}

.dashboard-grid {
  display: flex;
  flex-direction: column;
  gap: 1.5em;
  margin: 0;
}

.card {
  display: block;
  border: 1px solid var(--border-color);
  padding: 1.5em;
  transition: border-color 0.2s ease;
  text-decoration: none;
  color: var(--text-color);
}

.card:hover {
  border-color: var(--accent-color);
}

.card-label {
  font-size: 0.7em;
  color: var(--muted-color);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: 0.6em;
}

.card h2 {
  font-size: 1.1em;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin: 0 0 0.8em 0;
}

.card p {
  font-size: 0.95em;
  line-height: 1.7;
  margin: 0;
  color: #444;
}

.card-meta {
  font-size: 0.75em;
  color: var(--muted-color);
  margin-top: 0.8em;
}

/* Hero band */
.hero-band {
  border: 1px solid var(--border-color);
  border-left: 4px solid var(--accent-color);
  background: var(--accent-bg);
  padding: 1.2em 1.5em;
  margin-bottom: 2em;
  font-size: 0.9em;
  line-height: 1.7;
  color: #444;
}

/* Homepage map */
.archive-map-card {
  border: 1px solid var(--border-color);
  padding: 1.5em;
  margin-bottom: 2em;
}

.archive-map-head {
  display: grid;
  grid-template-columns: minmax(180px, 0.8fr) minmax(0, 1.2fr);
  gap: 1.5em;
  align-items: end;
  margin-bottom: 1em;
}

.archive-map-head h2 {
  font-size: 1.1em;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin: 0;
}

.archive-map-head p {
  margin: 0;
  color: #555;
  font-size: 0.9em;
  line-height: 1.55;
}

.archive-map {
  height: 560px;
  border: 1px solid var(--border-color);
  background: #f7f2ec;
}

.archive-place-label {
  background: none !important;
  border: none !important;
  box-shadow: none !important;
  color: #3f2b1c;
  font-size: 0.68em;
  font-weight: 700;
  text-shadow: 0 0 3px #fff, 0 0 3px #fff, 0 0 4px #fff;
}

.archive-place-marker {
  cursor: pointer;
}

.archive-place-marker:hover {
  filter: brightness(1.15);
}

.archive-popup-links {
  display: inline-block;
  margin-top: 0.45em;
  font-size: 0.92em;
}

.archive-popup-links a {
  color: var(--accent-color);
  font-weight: 600;
}

.map-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 1em 1.2em;
  margin-top: 0.9em;
  font-size: 0.8em;
  color: #666;
  align-items: center;
}

.legend-item {
  display: inline-flex;
  align-items: center;
  gap: 0.4em;
}

.legend-dot {
  display: inline-block;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  border: 2px solid;
}

.legend-dot.place-primary {
  background: #c78348;
  border-color: #7b4f2e;
}

.legend-dot.place-regional {
  background: #6fa89b;
  border-color: #3f6f66;
}

.legend-dot.place-context {
  background: #aaa;
  border-color: #777;
}

.legend-meta {
  color: #999;
  font-style: italic;
  margin-left: auto;
}

/* Timeline */
.timeline {
  margin: 2em 0;
  border-left: 2px solid var(--border-color);
}

.timeline-item {
  display: grid;
  grid-template-columns: 120px minmax(0, 1fr);
  gap: 1.5em;
  position: relative;
  padding: 0 0 2em 1.5em;
}

.timeline-item::before {
  content: "";
  position: absolute;
  left: -6px;
  top: 0.45em;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--accent-color);
}

.timeline-date {
  font-size: 0.78em;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent-color);
}

.timeline-body h2 {
  margin: 0 0 0.35em;
  font-size: 1.05em;
  letter-spacing: 0.04em;
}

.timeline-body p {
  margin: 0 0 0.7em;
}

.timeline-links {
  font-size: 0.86em;
  color: var(--muted-color);
}

.timeline-links a {
  color: var(--accent-color);
  font-weight: 600;
}

/* Themes */
.theme-card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 1em;
  margin: 1.5em 0 2.2em;
}

.theme-card {
  display: flex;
  flex-direction: column;
  gap: 0.45em;
  border: 1px solid var(--border-color);
  padding: 1em;
  color: var(--text-color);
  text-decoration: none;
}

.theme-card:hover {
  border-color: var(--accent-color);
}

.theme-card strong {
  font-size: 0.98em;
}

.theme-card span:last-child {
  color: #555;
  font-size: 0.86em;
  line-height: 1.5;
}

.theme-card-count {
  color: var(--accent-color);
  font-size: 0.72em;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

/* Section heading */
.section-heading {
  font-size: 0.7em;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--muted-color);
  margin: 2em 0 1em 0;
  padding-bottom: 0.5em;
  border-bottom: 1px solid var(--border-color);
}

/* Search */
.search-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.4);
  z-index: 200;
  justify-content: center;
  padding-top: 15vh;
}

.search-overlay.open {
  display: flex;
}

.search-modal {
  width: 500px;
  max-width: 90vw;
  background: var(--background-color);
  border: 1px solid var(--border-color);
  overflow: hidden;
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
  max-height: 60vh;
  display: flex;
  flex-direction: column;
}

#search-input {
  width: 100%;
  padding: 1em 1.2em;
  border: none;
  border-bottom: 1px solid var(--border-color);
  font-family: inherit;
  font-size: 0.95em;
  outline: none;
  background: var(--background-color);
  color: var(--text-color);
}

.search-results {
  overflow-y: auto;
  max-height: 50vh;
}

.search-result {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.7em 1.2em;
  text-decoration: none;
  color: var(--text-color);
  border-bottom: 1px solid var(--border-color);
  transition: background 0.1s;
}

.search-result:hover {
  background: var(--accent-bg);
}

.search-result-title {
  font-size: 0.9em;
}

.search-result-section {
  font-size: 0.7em;
  color: var(--muted-color);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

/* Single page */
.post-nav {
  margin-bottom: 2em;
}

.post-nav a {
  font-size: 0.85em;
  color: var(--muted-color);
  text-decoration: none;
  letter-spacing: 0.05em;
}

.post-nav a:hover {
  color: var(--accent-color);
}

.post-content h1 {
  font-size: 1.6em;
  margin: 0 0 0.4em 0;
}

.post-content h2 {
  font-size: 1.15em;
  margin: 2.2em 0 0.8em 0;
  padding-bottom: 0.4em;
  border-bottom: 1px solid var(--border-color);
}

.post-content h3 {
  font-size: 1em;
  margin: 1.8em 0 0.6em 0;
  color: var(--accent-color);
}

.post-content h4 {
  font-size: 0.9em;
  margin: 1.2em 0 0.4em 0;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted-color);
}

.post-content p {
  line-height: 1.8;
  margin: 0 0 1em 0;
}

.post-content table {
  width: 100%;
  border-collapse: collapse;
  margin: 1em 0;
  font-size: 0.88em;
}

.post-content th,
.post-content td {
  border: 1px solid var(--border-color);
  padding: 0.5em 0.8em;
  text-align: left;
}

.post-content th {
  font-weight: 700;
  background: var(--accent-bg);
}

.post-content blockquote {
  border-left: 3px solid var(--accent-color);
  margin: 1.5em 0;
  padding: 0.5em 1em;
  color: #555;
  background: var(--accent-bg);
}

.post-content a {
  color: var(--accent-color);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.post-content a:hover {
  color: var(--text-color);
}

.post-content ul,
.post-content ol {
  padding-left: 1.5em;
  line-height: 1.8;
}

.post-content li {
  margin-bottom: 0.3em;
}

.post-content pre {
  background: #f7f2ec;
  padding: 0.8em 1em;
  overflow-x: auto;
  font-size: 0.9em;
  margin: 1em 0;
  border: 1px solid var(--border-color);
}

.post-content code {
  background: #f7f2ec;
  padding: 0.1em 0.3em;
  font-size: 0.9em;
  border: 1px solid var(--border-color);
}

.post-content pre code {
  background: none;
  padding: 0;
  border: none;
}

.section-list {
  list-style: none;
  padding: 0;
  margin: 1.5em 0;
}

.section-list li {
  border-bottom: 1px solid var(--border-color);
}

.section-list li a {
  display: block;
  padding: 0.8em 0;
  font-size: 0.95em;
  color: var(--text-color);
  text-decoration: none;
  transition: color 0.15s ease;
}

.section-list li a:hover {
  color: var(--accent-color);
}

.divider {
  border: none;
  border-top: 1px solid var(--border-color);
  margin: 3em 0;
}

.co-ref {
  font-size: 0.75em;
  color: var(--muted-color);
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.doc-count {
  display: inline-block;
  font-size: 0.72em;
  color: var(--accent-color);
  border: 1px solid var(--accent-color);
  padding: 0.1em 0.5em;
  margin-left: 0.6em;
  vertical-align: middle;
  letter-spacing: 0.05em;
}

@media only screen and (max-width: 600px) {
  .dashboard-container {
    margin-left: 0;
    padding: calc(var(--navbar-height) + 1.5em) 1.5em 3em;
  }

  .dashboard-title {
    font-size: 1.5em;
  }

  .sidebar {
    display: none;
  }

  .archive-map-card {
    padding: 1em;
  }

  .archive-map-head {
    grid-template-columns: 1fr;
    gap: 0.5em;
  }

  .archive-map {
    height: 430px;
  }

  .legend-meta {
    margin-left: 0;
  }

  .timeline-item {
    grid-template-columns: 1fr;
    gap: 0.35em;
  }
}